/Engine/Source/Editor/UnrealEd/Public/Kismet2/BlueprintEditorUtils.h
Diagnostic use only: Lists all of the objects have a direct outer of Package.
static void ListPackageContents ( [UPackage](API\Runtime\CoreUObject\UObject\UPackage) * Package, [FOutputDevice](API\Runtime\Core\Misc\FOutputDevice) & Ar )